生产与再生产的客观行为模式概率性地决定了家庭与政治经济的客观行为，进而概率性地决定了行为与心理的主观上层建筑。

The most sustainable harvest is one that leaves the forest healthier than we found it.

"The only thing we have to fear is fear itself."

"The world is a book, and those who do not travel read only a page."

成功的道路是采取大规模、坚定的行动。

骄傲的核心特征是敌意——对上帝的敌意和对同胞的敌意。